{"id":100693,"date":"2021-07-06T16:22:39","date_gmt":"2021-07-06T14:22:39","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/operaczionnaya-sistema-openvms-portirovana-dlya-arhitektury-x86-64"},"modified":"2021-07-06T16:22:39","modified_gmt":"2021-07-06T14:22:39","slug":"operaczionnaya-sistema-openvms-portirovana-dlya-arhitektury-x86-64","status":"publish","type":"post","link":"https:\/\/prohoster.info\/sk\/blog\/news\/operaczionnaya-sistema-openvms-portirovana-dlya-arhitektury-x86-64","title":{"rendered":"Opera\u010dn\u00fd syst\u00e9m OpenVMS bol portovan\u00fd pre architekt\u00faru x86-64","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"

Spolo\u010dnos\u0165 VMS Software, ktor\u00e1 pred piatimi rokmi odk\u00fapila od Hewlett-Packard pr\u00e1va na pokra\u010dovanie v\u00fdvoja opera\u010dn\u00e9ho syst\u00e9mu OpenVMS (Virtual Memory System), publikovala verziu OpenVMS 9.1, ktor\u00e1 je zauj\u00edmav\u00e1 implement\u00e1ciou podpory architekt\u00fary x86-64. Opera\u010dn\u00fd syst\u00e9m OpenVMS sa vyv\u00edja od roku 1977, pou\u017e\u00edva sa v odoln\u00fdch syst\u00e9moch vy\u017eaduj\u00facich zv\u00fd\u0161en\u00fa spo\u013eahlivos\u0165 a predt\u00fdm bol dostupn\u00fd len pre architekt\u00fary VAX, Alpha a Intel Itanium. Zauj\u00edmav\u00e9 je, \u017ee pokusy o portovanie OpenVMS na syst\u00e9my x86 na konci 80. rokov neboli \u00faspe\u0161n\u00e9 kv\u00f4li ukon\u010deniu financovania, po \u010dom autor portu pre\u0161iel do Microsoftu a vytvoril Windows NT. <\/p>\n

Navrhnut\u00fd port OpenVMS pre architekt\u00faru x86-64 okrem in\u00e9ho podporuje in\u0161tal\u00e1ciu na skuto\u010dnom hardv\u00e9ri a pou\u017e\u00edvanie v virtu\u00e1lnych strojoch<\/a> KVM, VMware a VirtualBox. Port je zostaven\u00fd na z\u00e1klade t\u00fdch ist\u00fdch zdrojov\u00fdch textov OpenVMS, ktor\u00e9 sa pou\u017e\u00edvaj\u00fa vo verzi\u00e1ch pre architekt\u00fary Alpha a Itanium, pri\u010dom sa pou\u017e\u00edva podmienen\u00e1 kompil\u00e1cia, ktor\u00e1 nahr\u00e1dza mo\u017enosti viazan\u00e9 na charakteristiky hardv\u00e9rov\u00fdch architekt\u00far. <\/p>\n

K\u00f3d OpenVMS je prisp\u00f4soben\u00fd na zostavenie pomocou LLVM namiesto propriet\u00e1rneho kompil\u00e1tora GEM, ktor\u00fd sa pou\u017e\u00edva na zostavovanie portov Alpha a Itanium (bol nap\u00edsan\u00fd \u0161peci\u00e1lny preklada\u010d, ktor\u00fd konvertuje GEM IR na LLVM IR a Clang je prisp\u00f4soben\u00fd na kompil\u00e1ciu C++ k\u00f3du pre OpenVMS). Na ur\u010denie a inicializ\u00e1ciu hardv\u00e9ru sa vyu\u017e\u00edvaj\u00fa UEFI a ACPI, a na zav\u00e1dzanie sa vyu\u017e\u00edva RAM-disk namiesto \u0161peci\u00e1lneho zav\u00e1dzacieho mechanizmu VMS, ktor\u00fd je \u0161pecifick\u00fd pre hardv\u00e9r. Na emul\u00e1ciu ch\u00fdbaj\u00facich \u00farovn\u00ed privil\u00e9gi\u00ed VAX, Alpha a Itanium, ktor\u00e9 nie s\u00fa v syst\u00e9moch x86-64, je v jadre OpenVMS pou\u017eit\u00fd modul SWIS (Software Interrupt Services).
\n
Zdroj: opennet.ru<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"

\u041a\u043e\u043c\u043f\u0430\u043d\u0438\u044f VMS Software, \u043f\u044f\u0442\u044c \u043b\u0435\u0442 \u043d\u0430\u0437\u0430\u0434 \u0432\u044b\u043a\u0443\u043f\u0438\u0432\u0448\u0430\u044f \u0443 Hewlett-Packard \u043f\u0440\u0430\u0432\u0430 \u043d\u0430 \u043f\u0440\u043e\u0434\u043e\u043b\u0436\u0435\u043d\u0438\u0435 \u0440\u0430\u0437\u0440\u0430\u0431\u043e\u0442\u043a\u0438 \u043e\u043f\u0435\u0440\u0430\u0446\u0438\u043e\u043d\u043d\u043e\u0439 \u0441\u0438\u0441\u0442\u0435\u043c\u044b OpenVMS (Virtual Memory System), \u043e\u043f\u0443\u0431\u043b\u0438\u043a\u043e\u0432\u0430\u043b\u0430 \u0432\u044b\u043f\u0443\u0441\u043a OpenVMS 9.1, \u043f\u0440\u0438\u043c\u0435\u0447\u0430\u0442\u0435\u043b\u044c\u043d\u044b\u0439 \u0440\u0435\u0430\u043b\u0438\u0437\u0430\u0446\u0438\u0435\u0439 \u043f\u043e\u0434\u0434\u0435\u0440\u0436\u043a\u0438 \u0430\u0440\u0445\u0438\u0442\u0435\u043a\u0442\u0443\u0440\u044b x86-64. \u041e\u043f\u0435\u0440\u0430\u0446\u0438\u043e\u043d\u043d\u0430\u044f \u0441\u0438\u0441\u0442\u0435\u043c\u0430 OpenVMS \u0440\u0430\u0437\u0432\u0438\u0432\u0430\u0435\u0442\u0441\u044f \u0441 1977 \u0433\u043e\u0434\u0430, \u043f\u0440\u0438\u043c\u0435\u043d\u044f\u0435\u0442\u0441\u044f \u0432 \u043e\u0442\u043a\u0430\u0437\u043e\u0443\u0441\u0442\u043e\u0439\u0447\u0438\u0432\u044b\u0445 \u0441\u0438\u0441\u0442\u0435\u043c\u0430\u0445, \u0442\u0440\u0435\u0431\u0443\u044e\u0449\u0438\u0445 \u043f\u043e\u0432\u044b\u0448\u0435\u043d\u043d\u043e\u0439 \u043d\u0430\u0434\u0451\u0436\u043d\u043e\u0441\u0442\u0438, \u0438 \u0440\u0430\u043d\u0435\u0435 \u0431\u044b\u043b\u0430 \u0434\u043e\u0441\u0442\u0443\u043f\u043d\u0430 \u0442\u043e\u043b\u044c\u043a\u043e \u0434\u043b\u044f \u0430\u0440\u0445\u0438\u0442\u0435\u043a\u0442\u0443\u0440 VAX, Alpha \u0438 Intel Itanium. \u041f\u0440\u0438\u043c\u0435\u0447\u0430\u0442\u0435\u043b\u044c\u043d\u043e, 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